EP0204468A3 - Membrane - Google Patents

Membrane Download PDF

Info

Publication number
EP0204468A3
EP0204468A3 EP86303907A EP86303907A EP0204468A3 EP 0204468 A3 EP0204468 A3 EP 0204468A3 EP 86303907 A EP86303907 A EP 86303907A EP 86303907 A EP86303907 A EP 86303907A EP 0204468 A3 EP0204468 A3 EP 0204468A3
Authority
EP
European Patent Office
Prior art keywords
membrane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP86303907A
Other versions
EP0204468A2 (en
EP0204468B1 (en
Inventor
Pankaj Maganlal Vadgama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Victoria University of Manchester
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of EP0204468A2 publication Critical patent/EP0204468A2/en
Publication of EP0204468A3 publication Critical patent/EP0204468A3/en
Application granted granted Critical
Publication of EP0204468B1 publication Critical patent/EP0204468B1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/001—Enzyme electrodes
    • C12Q1/002—Electrode membranes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/817—Enzyme or microbe electrode

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Biotechnology (AREA)
  • Immunology (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Transplantation (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
EP86303907A 1985-06-05 1986-05-22 Membrane Expired EP0204468B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8514176 1985-06-05
GB858514176A GB8514176D0 (en) 1985-06-05 1985-06-05 Membrane

Publications (3)

Publication Number Publication Date
EP0204468A2 EP0204468A2 (en) 1986-12-10
EP0204468A3 true EP0204468A3 (en) 1988-12-14
EP0204468B1 EP0204468B1 (en) 1992-12-30

Family

ID=10580205

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86303907A Expired EP0204468B1 (en) 1985-06-05 1986-05-22 Membrane

Country Status (7)

Country Link
US (1) US4886740A (en)
EP (1) EP0204468B1 (en)
JP (1) JPH0679003B2 (en)
AU (1) AU590571B2 (en)
DE (1) DE3687370T2 (en)
GB (1) GB8514176D0 (en)
NZ (1) NZ216419A (en)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8626026D0 (en) * 1986-10-30 1986-12-03 Ici Plc Sensor
GB8718430D0 (en) * 1987-08-04 1987-09-09 Ici Plc Sensor
DE3824258C2 (en) * 1987-07-23 1999-04-29 Bst Bio Sensor Tech Gmbh Modified enzyme membrane for enzyme electrodes with high selectivity and process for their application
US5264106A (en) * 1988-10-07 1993-11-23 Medisense, Inc. Enhanced amperometric sensor
DE3911864C1 (en) * 1989-04-11 1990-07-26 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
CA2043807A1 (en) 1990-07-19 1992-01-20 Matthew K. Musho Conductive sensors and their use in diagnostic assays
US5224972A (en) * 1990-09-11 1993-07-06 Frye Gregory C Coatings with controlled porosity and chemical properties
JPH05317294A (en) * 1992-05-18 1993-12-03 Matsushita Electric Ind Co Ltd Ion sensor
US5766839A (en) * 1994-06-17 1998-06-16 Ysi Incorporated Processes for preparing barrier layer films for use in enzyme electrodes and films made thereby
US5520788A (en) * 1995-01-17 1996-05-28 The Yellow Springs Instrument Company, Inc. Support layer for enzyme electrode laminated membranes
US5755231A (en) * 1995-05-17 1998-05-26 Plus Bio, Inc. Test strip including integral specimen flow retarding structure
US6020052A (en) * 1996-07-30 2000-02-01 Ysi Incorporated Laminated membrane structure for polarographic measurement and methods of making said structures
US8527026B2 (en) 1997-03-04 2013-09-03 Dexcom, Inc. Device and method for determining analyte levels
US6001067A (en) 1997-03-04 1999-12-14 Shults; Mark C. Device and method for determining analyte levels
US6030827A (en) * 1998-01-23 2000-02-29 I-Stat Corporation Microfabricated aperture-based sensor
US6949816B2 (en) 2003-04-21 2005-09-27 Motorola, Inc. Semiconductor component having first surface area for electrically coupling to a semiconductor chip and second surface area for electrically coupling to a substrate, and method of manufacturing same
US6175752B1 (en) 1998-04-30 2001-01-16 Therasense, Inc. Analyte monitoring device and methods of use
US8346337B2 (en) 1998-04-30 2013-01-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8480580B2 (en) 1998-04-30 2013-07-09 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8974386B2 (en) 1998-04-30 2015-03-10 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8688188B2 (en) 1998-04-30 2014-04-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US9066695B2 (en) 1998-04-30 2015-06-30 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8465425B2 (en) 1998-04-30 2013-06-18 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
TW548095B (en) * 2000-06-01 2003-08-21 Chih-Hui Lee Electrochemical electrode test piece and method for producing the same
US6560471B1 (en) 2001-01-02 2003-05-06 Therasense, Inc. Analyte monitoring device and methods of use
US20030032874A1 (en) 2001-07-27 2003-02-13 Dexcom, Inc. Sensor head for use with implantable devices
US8364229B2 (en) 2003-07-25 2013-01-29 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
US7828728B2 (en) 2003-07-25 2010-11-09 Dexcom, Inc. Analyte sensor
US7613491B2 (en) 2002-05-22 2009-11-03 Dexcom, Inc. Silicone based membranes for use in implantable glucose sensors
US7226978B2 (en) 2002-05-22 2007-06-05 Dexcom, Inc. Techniques to improve polyurethane membranes for implantable glucose sensors
US9763609B2 (en) 2003-07-25 2017-09-19 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
EP1648298A4 (en) 2003-07-25 2010-01-13 Dexcom Inc Oxygen enhancing membrane systems for implantable devices
US7761130B2 (en) 2003-07-25 2010-07-20 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US7074307B2 (en) 2003-07-25 2006-07-11 Dexcom, Inc. Electrode systems for electrochemical sensors
US9135402B2 (en) 2007-12-17 2015-09-15 Dexcom, Inc. Systems and methods for processing sensor data
US8423114B2 (en) 2006-10-04 2013-04-16 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
EP1711790B1 (en) 2003-12-05 2010-09-08 DexCom, Inc. Calibration techniques for a continuous analyte sensor
US11633133B2 (en) 2003-12-05 2023-04-25 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US8277713B2 (en) 2004-05-03 2012-10-02 Dexcom, Inc. Implantable analyte sensor
US8744546B2 (en) 2005-05-05 2014-06-03 Dexcom, Inc. Cellulosic-based resistance domain for an analyte sensor
US20200037874A1 (en) 2007-05-18 2020-02-06 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
US8417312B2 (en) 2007-10-25 2013-04-09 Dexcom, Inc. Systems and methods for processing sensor data
US8290559B2 (en) 2007-12-17 2012-10-16 Dexcom, Inc. Systems and methods for processing sensor data
US8682408B2 (en) 2008-03-28 2014-03-25 Dexcom, Inc. Polymer membranes for continuous analyte sensors
US8583204B2 (en) 2008-03-28 2013-11-12 Dexcom, Inc. Polymer membranes for continuous analyte sensors
US11730407B2 (en) 2008-03-28 2023-08-22 Dexcom, Inc. Polymer membranes for continuous analyte sensors
EP2326944B1 (en) 2008-09-19 2020-08-19 Dexcom, Inc. Particle-containing membrane and particulate electrode for analyte sensors

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1556584A (en) * 1977-05-10 1979-11-28 Sanraku Ocean Co Hydrophilic complex gels

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3539455A (en) * 1965-10-08 1970-11-10 Leland C Clark Jr Membrane polarographic electrode system and method with electrochemical compensation
DE2036499A1 (en) * 1970-07-23 1972-02-03 Corning Glass Works, Corning, N.Y. (V.St.A.) Stable,insoluble enzyme prepns - with enzyme linked to glass carrier by organosilane
US3979274A (en) * 1975-09-24 1976-09-07 The Yellow Springs Instrument Company, Inc. Membrane for enzyme electrodes
JPS5921500B2 (en) * 1978-01-28 1984-05-21 東洋紡績株式会社 Enzyme membrane for oxygen electrode
CA1130228A (en) * 1980-05-21 1982-08-24 Chiang-Chang Liao Support matrix for amino-containing biologically active substances
JPS58180205A (en) * 1982-04-16 1983-10-21 Sumitomo Electric Ind Ltd Composite membrane having selective permeability to gas and its production
US4581336A (en) * 1982-04-26 1986-04-08 Uop Inc. Surface-modified electrodes
DE3274953D1 (en) * 1982-07-21 1987-02-12 Toray Industries Permselective membrane
JPS59164953A (en) * 1983-03-10 1984-09-18 Fuji Electric Corp Res & Dev Ltd Immobilized enzyme film and manufacture thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1556584A (en) * 1977-05-10 1979-11-28 Sanraku Ocean Co Hydrophilic complex gels

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 16 (P-329)[1739], 23rd January 1985; & JP-A-59 164 953 (FUJI DENKI SOUGOU KENKYUSHO K.K.) 18-09-1984 *

Also Published As

Publication number Publication date
GB8514176D0 (en) 1985-07-10
AU590571B2 (en) 1989-11-09
US4886740A (en) 1989-12-12
EP0204468A2 (en) 1986-12-10
DE3687370T2 (en) 1993-07-15
JPS6212847A (en) 1987-01-21
JPH0679003B2 (en) 1994-10-05
AU5801986A (en) 1986-12-11
NZ216419A (en) 1989-08-29
DE3687370D1 (en) 1993-02-11
EP0204468B1 (en) 1992-12-30

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